12002333213 has 4 divisors (see below), whose sum is σ = 12925589628. Its totient is φ = 11079076800.

The previous prime is 12002333159. The next prime is 12002333227. The reversal of 12002333213 is 31233320021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8034971044 + 3967362169 = 89638^2 + 62987^2 .

It is a cyclic number.

It is not a de Polignac number, because 12002333213 - 2⁸ = 12002332957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002333713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461628188 + ... + 461628213.

It is an arithmetic number, because the mean of its divisors is an integer number (3231397407).

Almost surely, 2^12002333213 is an apocalyptic number.

12002333213 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12002333213 is a deficient number, since it is larger than the sum of its proper divisors (923256415).

12002333213 is an equidigital number, since it uses as much as digits as its factorization.

12002333213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 923256414.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 12002333213 its reverse (31233320021), we get a palindrome (43235653234).

The spelling of 12002333213 in words is "twelve billion, two million, three hundred thirty-three thousand, two hundred thirteen".